Unsuspecting means not expecting or anticipating something, often because one is unaware of a potential danger or threat. It describes someone who is innocent, naive or trusting and has no reason to suspect that harm may come their way.
Look, no dating site, regardless of how well it is created, can weed out the «wolves» who have moved to Internet dating sites to prey on unsuspecting victims. (older-dating.co.uk)
What are your thoughts on this — companies trying to pull the wool over the eyes of unsuspecting public again? (coachcalorie.com)
Nothing beats lurking in the shadows and jumping out on unsuspecting victims. (punkandlizard.com)